S. Molino, G. Santos, R. Vázquez, R. Medina, and J. M. G. Y. Galán, “Monograph of the genera Struthiopteris Scop. and Spicantopsis Nakai (Blechnaceae, Polypodiopsida)”, Phytotaxa, vol. 677, no. 1, pp. 1–48, Dec. 2024.